20782174

素因数分解:

$2^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{1301}}^1$

素因数の和:1480

約数の個数: 24

約数和(自身を含む): 36513288

約数和(自身を除く): 15731114

約数列:

[1, 2, 7, 14, 49, 98, 163, 326, 1141, 1301, 2282, 2602, 7987, 9107, 15974, 18214, 63749, 127498, 212063, 424126, 1484441, 2968882, 10391087, 20782174]

約数ペア:

[(1, 20782174), (2, 10391087), (7, 2968882), (14, 1484441), (49, 424126), (98, 212063), (163, 127498), (326, 63749), (1141, 18214), (1301, 15974), (2282, 9107), (2602, 7987)]